CN216620724U

CN216620724U - Noise reduction structure for cooling tower

Info

Publication number: CN216620724U
Application number: CN202123238925.4U
Authority: CN
Inventors: 牟承龙; 黄志祥; 马美玉; 杜国正; 赵馨; 乔修玲
Original assignee: Tianjin Dagang Oil Field Binhai New Energy Oil & Gas Co ltd
Current assignee: Tianjin Dagang Oil Field Binhai New Energy Oil & Gas Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-27
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a noise reduction structure for a cooling tower, which comprises a tower body and a fan, wherein the fan is arranged at an air outlet on the tower body, a buffer water tank is arranged in the tower body below the fan, a turbine is arranged in the buffer water tank, the output end of the turbine is fixedly provided with a rotating shaft, the free end of the rotating shaft is fixedly connected with the fan, an input pipe of the turbine is fixedly connected with a water inlet pipe, the buffer water tank is also provided with a return pipe and a connecting pipe, the return pipe is communicated with and arranged in the middle of the side wall of the buffer water tank, and the connecting pipe is arranged at the bottom of the buffer water tank. The utility model adopts the turbine to convert the power of water delivery of the external circulating water pump into mechanical energy of fan rotation, replaces a motor on the traditional cooling tower, reduces the noise during operation, can absorb the water falling from the filler by arranging the silencing sponge in the water accumulation box, prevents the water from directly dripping into the water or prevents the bottom of the water accumulation box from generating noise, and has the advantages of reasonable design, simple structure, good noise reduction effect, convenient installation and the like.

Description

Noise reduction structure for cooling tower

Technical Field

The utility model belongs to the technical field of cooling towers, and particularly relates to a noise reduction structure for a cooling tower.

Background

The cooling tower is a device which uses water as a circulating coolant, absorbs heat from a system and discharges the heat to the atmosphere so as to reduce the water temperature; the cold is an evaporation and heat dissipation device which utilizes the principle that water is in flowing contact with air and then carries out heat exchange to generate steam, the steam volatilizes and takes away heat to achieve evaporation and heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioners to reduce the water temperature so as to ensure the normal operation of the system, and the device is generally barrel-shaped and is named as a cooling tower.

The cooling tower is a comprehensive product integrating multiple disciplines of aerodynamics, thermodynamics, fluidics and the like, and mainly comprises a tower body, a spraying device arranged in the tower body, a filler arranged below the spraying device and a fan arranged at the top of the tower body, wherein the fan can suck air from an air inlet at the bottom of the tower body, so that the air is blown out from bottom to top, the spraying device sprays hot water, the hot water falls into the filler from top to bottom, the contact area of the hot water and the air is increased by using the filler, the hot water is mainly subjected to evaporation heat exchange with the air in the filler, heat carried by the hot water is dissipated to the atmosphere, and the cooled hot water can be recycled.

However, the cooling tower can generate a large amount of noise in the operation process, especially the normal life and rest of residents can be seriously influenced when the cooling tower near a residential area operates, researches show that the life and study can be seriously influenced in the noise environment in long-term life, so the noise generated by the cooling tower needs to be eliminated, the noise of the cooling tower is mainly generated when a motor operates, and then the noise is generated when water flow in the cooling tower drops.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a noise reduction structure for a cooling tower.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a noise reduction structure for a cooling tower comprises a tower body and a fan, wherein the fan is arranged at an air outlet on the tower body, a buffer water tank is arranged in the tower body below the fan, a turbine is arranged in the buffer water tank, a rotating shaft is fixedly arranged at the output end of the turbine, the free end of the rotating shaft is fixedly connected with the fan, an input pipe of the turbine is fixedly connected with a water inlet pipe, a backflow pipe and a connecting pipe are further arranged on the buffer water tank, the backflow pipe is communicated with the middle part of the side wall of the buffer water tank, the connecting pipe is arranged at the bottom of the buffer water tank, a rotating body is further arranged at the free end of the connecting pipe, a water distributor is arranged on the rotating body, a filler and a water accumulation box are arranged in the tower body below the water distributor, the filler is positioned above the water accumulation box, and a sieve plate is fixedly arranged in the water accumulation box, the sieve plate is paved with a silencing sponge, and an air inlet is also formed between the filler and the water accumulation box on the side wall of the tower body.

Preferably, the tower body internal fixation is provided with the mounting bracket, the fan with the buffer tank all passes through the mounting bracket is installed in the tower body.

Preferably, a support seat is fixedly arranged at the bottom of the tower body.

Preferably, a filter screen is arranged on the air inlet, and a protective net is arranged on the air outlet.

Preferably, the water distributor is provided with water spraying holes, the included angle between the axis of each water spraying hole and the horizontal plane is a, and the included angle is 45 degrees to a <60 degrees.

Preferably, still be provided with outlet pipe, overflow pipe and blow off pipe on the ponding box, the overflow pipe with the outlet pipe sets up on the ponding box lateral wall, just the overflow pipe is located ponding box top, the blow off pipe sets up ponding box bottom.

The utility model has the advantages and positive effects that:

the utility model utilizes the external circulating water pump to push the turbine to rotate through the flow of water flow and drive the fan to rotate, replaces the motor drive of the traditional cooling tower, reduces noise, and the buffer water tank can collect the water flowing out of the turbine and is connected into the water distributor by the connecting pipe, the rotation of the water distributor is realized by the watering holes on the water distributor and the gravity of the water cooperating with the rotating body, and the redundant water in the buffer water tank can flow back to the external water tank again through the return pipe so as to be circulated again, and the water dropping on the filler is collected by the silencing sponge laid on the sieve plate, thereby preventing the water from directly dropping into the water or generating noise at the bottom of the water collecting box.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an isometric view of a noise reducing structure for a cooling tower according to the present invention;

FIG. 2 is a cross-sectional view of the internal structure of a noise reducing structure for a cooling tower according to the present invention;

FIG. 3 is a schematic diagram of the water spray hole location structure of a noise reduction structure for a cooling tower according to the present invention.

The reference numerals are explained below:

1. a supporting seat; 2. a tower body; 3. an air outlet; 4. a fan; 5. a rotating shaft; 6. a mounting frame; 7. a buffer water tank; 8. a turbine; 9. a protective net; 10. a water outlet hole; 11. a water inlet pipe; 12. a return pipe; 13. a connecting pipe; 14. a rotating body; 15. a water distributor; 16. a water sprinkling hole; 17. a filler; 18. an air inlet; 19. a sound-deadening sponge; 20. a sieve plate; 21. a water accumulation box; 22. a water outlet pipe; 23. an overflow pipe; 24. a blow-off pipe; 25. And (4) a filter screen.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The utility model will be further described with reference to the accompanying drawings in which:

example 1

As shown in fig. 1-3, a noise reduction structure for a cooling tower comprises a tower body 2 and a fan 4, the fan 4 is arranged at an air outlet 3 on the tower body 2, a buffer water tank 7 is arranged in the tower body 2 below the fan 4, a turbine 8 is arranged in the buffer water tank 7, an output end of the turbine 8 is fixedly provided with a rotating shaft 5, a free end of the rotating shaft 5 is fixedly connected with the fan 4, an input pipe of the turbine 8 is fixedly connected with a water inlet pipe 11, a return pipe 12 and a connecting pipe 13 are further arranged on the buffer water tank 7, the return pipe 12 is communicated with and arranged in the middle of the side wall of the buffer water tank 7, the connecting pipe 13 is arranged at the bottom of the buffer water tank 7, a rotating body 14 is further arranged at the free end of the connecting pipe 13, a water distributor 15 is arranged on the rotating body 14, a filler 17 and a water accumulation box 21 are arranged in the tower body 2 below the water distributor 15, the filler 17 is positioned above the water accumulation box 21, a sieve plate 20 is fixedly arranged in the water accumulation box 21, a silencing sponge 19 is laid on the sieve plate 20, and an air inlet 18 is also arranged on the side wall of the tower body 2 between the filler 17 and the water accumulation box 21.

Preferably, be provided with mounting bracket 6 at tower body 2 internal fixation, fan 4 all installs in tower body 2 through mounting bracket 6 with buffer tank 7, fixed supporting seat 1 that is provided with in the bottom of tower body 2, be provided with filter screen 25 on air intake 18, be provided with protection network 9 on air outlet 3, be provided with watering hole 16 on water distributor 15, the contained angle of 16 axes of watering hole and horizontal plane is a, and 40 ° a <60, still be provided with outlet pipe 22 on ponding box 21, overflow pipe 23 and blow off pipe 24, overflow pipe 23 sets up on ponding box 21 lateral wall with outlet pipe 22, and overflow pipe 23 is located ponding box 21 top, blow off pipe 24 sets up in ponding box 21 bottom.

The working process of the embodiment: firstly fixing a base 2 at a fixed position, then installing a water accumulation box 21 and a tower body 2 on the base 1, then connecting a water inlet pipe 11 with a water outlet pipe 22 of an external circulating water pump, then connecting a return pipe 12 with an external water tank, connecting the water outlet pipe 22 with external cold equipment, after the connection is completed, a worker starts the circulating water pump, after the circulating water pump is started, water for cooling in the water tank is conveyed into a turbine 8 through the water inlet pipe 11, after the water flow enters the turbine 8, the turbine 8 is pushed to rotate through blades of the turbine 8, after the turbine 8 rotates, the water flow in the water tank is driven to rotate together, after the water flow rotates to a water outlet hole 10, the water flow flows into a cache water tank 7, after the turbine 8 is pushed to rotate by the water flow, a rotating shaft 5 connected with the output end of the turbine 8 rotates simultaneously, and drives a fan 4 to rotate for air suction, meanwhile, after flowing into the buffer tank 7, the water firstly falls into the bottom of the buffer tank 7, at this time, a part of water flows into the water distributor 15 from the connecting pipe 13 and flows out through the water spraying holes 16 on the water distributor 15, because the water distributor 15 is installed on the rotating body 14, and the water spraying holes 16 on the water distributor 15 are obliquely arranged, after flowing out from the water spraying holes 16, the water distributor 15 is pushed to slowly rotate around the connecting pipe 13, so as to achieve the purpose of rotating and spraying water, so that the water is sprayed more uniformly on the filler 17, water which does not flow out from the connecting pipe 13 in the buffer tank 7 is accumulated in the buffer tank 7, when the water in the buffer tank 7 is accumulated to the height consistent with that of the return pipe 12, the water flows out from the return pipe 12 and returns to the external tank for circulation, the water sprayed on the filler 17 flows down from the filler 17, and when the water is reasoned from the filler 17, the water drops onto the silencing sponge 19, absorbed by amortization sponge 19, prevent that water from directly dripping to aquatic or ponding box 21's bottom from making a noise, can follow the hole on the sieve 20 when water on amortization sponge 19 is too much and flow into in the ponding box 21, this moment because the height that rivers fall is lower, consequently, can not produce great noise, rivers can flow from outlet pipe 22 after getting into ponding box 21, get into refrigeration plant and carry out refrigeration cycle, can flow out from overflow pipe 23 when water in ponding box 21 is excessive, the backward flow of preventing is piled up too much and make the surface of water sink behind the sponge with the water that drips and produce the noise, blow off pipe 24 can be with the sediment and the sewage discharge in the ponding box 21, the protection network 9 of setting at air outlet 3 can prevent that debris from falling into the damage that causes fan 4, filter screen 25 of air intake 18 can filter the impurity that floats in the air, prevent to be piled up in the cooling tower after being inhaled by fan 4.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A structure of making an uproar falls for cooling tower, includes tower body (2) and fan (4), its characterized in that: the air outlet (3) of the tower body (2) is arranged at the fan (4), a buffer water tank (7) is arranged in the tower body (2) below the fan (4), a turbine (8) is arranged in the buffer water tank (7), a rotating shaft (5) is fixedly arranged at the output end of the turbine (8), the free end of the rotating shaft (5) is fixedly connected with the fan (4), an input pipe of the turbine (8) is fixedly connected with an inlet pipe (11), a return pipe (12) and a connecting pipe (13) are further arranged on the buffer water tank (7), the return pipe (12) is communicated with the middle part of the side wall of the buffer water tank (7), the connecting pipe (13) is arranged at the bottom of the buffer water tank (7), a rotating body (14) is further arranged at the free end of the connecting pipe (13), and a water distributor (15) is arranged on the rotating body (14), water-locator (15) below be provided with filler (17) and ponding box (21) in tower body (2), filler (17) are located ponding box (21) top ponding box (21) internal fixation is provided with sieve (20), sieve (20) upper berth is equipped with amortization sponge (19) lie in on the tower body (2) lateral wall filler (17) with air intake (18) have still been seted up between ponding box (21).

2. A noise reducing structure for a cooling tower according to claim 1, wherein: the tower body (2) internal fixation is provided with mounting bracket (6), fan (4) with buffer tank (7) all pass through mounting bracket (6) are installed in tower body (2).

3. A noise reducing structure for a cooling tower according to claim 1, wherein: the bottom of the tower body (2) is fixedly provided with a supporting seat (1).

4. A noise reducing structure for a cooling tower according to claim 1, wherein: a filter screen (25) is arranged on the air inlet (18), and a protective net (9) is arranged on the air outlet (3).

5. A noise reducing structure for a cooling tower according to claim 1, wherein: the water distributor (15) is provided with water spraying holes (16), the included angle between the axis of each water spraying hole (16) and the horizontal plane is a, and 40 degrees < a <60 degrees.

6. A noise reducing structure for a cooling tower according to claim 1, wherein: still be provided with outlet pipe (22), overflow pipe (23) and blow off pipe (24) on ponding box (21), overflow pipe (23) with outlet pipe (22) set up on ponding box (21) lateral wall, just overflow pipe (23) are located ponding box (21) top, blow off pipe (24) set up ponding box (21) bottom.